652047166 has 4 divisors (see below), whose sum is σ = 978070752. Its totient is φ = 326023582.

The previous prime is 652047113. The next prime is 652047199. The reversal of 652047166 is 661740256.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163011790 + ... + 163011793.

It is an arithmetic number, because the mean of its divisors is an integer number (244517688).

Almost surely, 2^652047166 is an apocalyptic number.

652047166 is a deficient number, since it is larger than the sum of its proper divisors (326023586).

652047166 is a wasteful number, since it uses less digits than its factorization.

652047166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326023585.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 652047166 is about 25535.2142344645. The cubic root of 652047166 is about 867.1475549802.

The spelling of 652047166 in words is "six hundred fifty-two million, forty-seven thousand, one hundred sixty-six".